XhtmlTextWriter.ElementSpecificAttributes Property


Gets a Hashtable object containing element-specific attributes.

Namespace:   System.Web.UI
Assembly:  System.Web (in System.Web.dll)

protected Hashtable ElementSpecificAttributes { get; }

Property Value

Type: System.Collections.Hashtable

A Hashtable object containing element-specific attributes.

Use the AddRecognizedAttribute method to add recognized attributes to an XHTML element. To remove common attributes on an XHTML element, use the RemoveRecognizedAttribute method.

When a new instance of the XhtmlTextWriter class is created, the Hashtable object of element-specific attributes is populated with the attributes shown in the following table.




accesskey, href, charset, hreflang, rel, type, rev, title, tabindex






id, class, title


action, method, enctype




version, xml:lang, xmlns


src, alt, width, longdesc, height


size, accesskey, title, name, type, disabled, value, src, checked, maxlength, tabindex


accesskey, for




hreflang, rev, type, charset, rel, href, media


content, name, xml:lang, http-equiv, scheme


codebase, classid, data, standby, name, type, height, archive, declare, width, tabindex, codetype




label, disabled


selected, value


id, name, valuetype, value, type






name, tabindex, disabled, multiple, size


xml:lang, xml:space, type, title, media


width, summary


name, cols, accesskey, tabindex, rows


headers, align, rowspan, colspan, axis, scope, abbr, valign


headers, align, rowspan, colspan, axis, scope, abbr, valign




align, valign

For more information on the elements and styles that are rendered, see the XHTML modularization specification at the World Wide Web Consortium (W3C) Web site.

.NET Framework
Available since 2.0
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